Lock Change San Antonio

Lock Change Service San Antonio

S.A. Locksmith & Security provides professional lock change services in San Antonio, Texas and surrounding areas including Alamo Heights, Stone Oak, The Dominion, Helotes, Converse, Schertz, Cibolo, New Braunfels, and Boerne. Whether you’re moving into a new home, upgrading old locks, or replacing locks after a break-in, our licensed locksmiths install high-quality deadbolts, knob locks, and smart locks from trusted brands like Schlage, Kwikset, Medeco, and Mul-T-Lock. Call (210) 348-3677 for same-day service.

What We Do

Changing your locks is one of the most important steps you can take to secure your home. S.A. Locksmith & Security recommends lock changes when moving into a new home, after a break-in or attempted burglary, when keys are lost or stolen, after a tenant moves out, or when upgrading from standard to high-security locks. We install Grade 1 and Grade 2 deadbolts, keypad locks, smart locks (Schlage Encode, Kwikset Halo, August, Yale), mortise locks, and high-security cylinders. Every lock change includes professional installation, alignment, and testing of all locking points.

How It Works

Step 1: Free Consultation — Call (210) 348-3677 — we discuss your security needs and recommend the best lock types for your doors.
Step 2: Mobile Service — Our locksmith arrives at your home with a selection of quality locks from leading brands.
Step 3: Professional Installation — We remove old locks, install new hardware, and ensure proper door alignment and strike plate fit.
Step 4: Key Handover & Test — You receive new keys, we test all locks, and confirm everything is secure.

Properties We Service

Single-family homes, apartments, condos, townhomes, duplexes, gated communities, retirement communities, rental properties, and vacation homes throughout San Antonio.

Why Choose S.A. Locksmith & Security?

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Frequently Asked Questions

How much does a lock change cost?

Lock changes in San Antonio typically cost $75-$200 per lock including hardware and labor. High-security and smart locks cost more. Call (210) 348-3677 for pricing.

Should I change locks or rekey when moving?

We recommend changing locks for older or damaged hardware. If the existing locks are in good condition, rekeying is more affordable.

Can you change locks the same day?

Yes. We offer same-day lock change service throughout San Antonio. Most residential lock changes take 20-45 minutes per lock.

What brand of locks do you install?

We install Schlage, Kwikset, Medeco, Mul-T-Lock, Baldwin, Yale, August, and other trusted brands. We recommend Grade 1 or Grade 2 deadbolts for maximum security.

Do you change apartment locks?

Yes. We change locks for apartments, condos, and rental units. We recommend coordinating with your landlord or property manager.

Request a Locksmith

S.A. Locksmith & Security is a full-service, 24/7 locksmith located in San Antonio serving the greater SA area. No project is too big or too small — call us anytime for a free estimate.

📞 (210) 348-3677

We Accept All Major Credit Cards

S.A. Locksmith & Security — Licensed (LIC# B18010), Insured, BBB A+ Accredited. Serving San Antonio since 2009 with a 90-day warranty on all work. No-damage guarantee. Average response time under 20 minutes. 10% Military & Veteran Discount — show valid military ID at time of service.

Need Lock Change in San Antonio?

Contact S.A. Locksmith & Security for professional residential locksmith service. Licensed, insured, and available 24/7.